The 2024 Japan Women's Open (also known as the Kinoshita Group Japan Open for sponsorship purposes) was a women's tennis tournament played on outdoor hard courts. It was the thirteenth edition of the Japan Women's Open, and part of the WTA 250 tournaments of the 2024 WTA Tour. It was held at the Utsubo Tennis Center in Osaka, Japan, from 14 to 20 October 2024.
The following players received wildcards into the singles main draw:
The following player received entry using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as lucky losers:
The following teams received wildcards into the doubles main draw:
The following pair received entry as alternates: